/* ============================================================
   SKNAU — Remote Access to ONOS e-Resources (INFED)
   Design tokens
   ============================================================ */
:root {
  --navy: #14304F;
  --navy-deep: #0D2038;
  --green: #33552F;
  --green-soft: #E7EEE1;
  --gold: #C08A2E;
  --gold-soft: #F4E4C1;
  --paper: #FAF7EF;
  --paper-dim: #F1EDE1;
  --ink: #1E2126;
  --ink-muted: #5B6472;
  --line: #DCD6C3;
  --white: #FFFFFF;

  --font-en-display: 'Lora', 'Noto Serif Devanagari', serif;
  --font-en-body: 'Source Sans 3', 'Noto Sans Devanagari', sans-serif;
  --font-hi-display: 'Noto Serif Devanagari', serif;
  --font-hi-body: 'Noto Sans Devanagari', sans-serif;

  --radius: 3px;
  --max-w: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-en-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.hi { font-family: var(--font-hi-body); }
h1 .hi, h2 .hi, h3 .hi, .display.hi { font-family: var(--font-hi-display); }

img { max-width: 100%; display: block; }

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
}

a { color: var(--navy); }

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--navy);
  color: var(--white);
  padding: 10px 16px;
  z-index: 100;
}
.skip-link:focus {
  left: 12px;
  top: 12px;
}

/* ---------- Header ---------- */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-top: 18px;
  padding-bottom: 18px;
}
.site-header .logo {
  width: 62px;
  height: 62px;
  flex: none;
}
.site-header .brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.site-header .brand-hi {
  font-family: var(--font-hi-display);
  font-size: 1.28rem;
  font-weight: 700;
  color: var(--navy-deep);
  line-height: 1.25;
}
.site-header .brand-en {
  font-family: var(--font-en-display);
  font-size: 0.98rem;
  color: var(--ink-muted);
  letter-spacing: 0.01em;
}
.site-header .brand-unit {
  margin-left: auto;
  text-align: right;
  font-size: 0.86rem;
  color: var(--ink-muted);
  border-left: 1px solid var(--line);
  padding-left: 18px;
  line-height: 1.5;
}
.site-header .brand-unit strong {
  display: block;
  color: var(--navy);
  font-weight: 700;
}

@media (max-width: 640px) {
  .site-header .brand-unit { display: none; }
  .site-header .brand-hi { font-size: 1.08rem; }
  .site-header .brand-en { font-size: 0.84rem; }
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--navy-deep) 0%, var(--navy) 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
  padding-top: 76px;
  padding-bottom: 76px;
}
.hero-eyebrow {
  color: var(--gold-soft);
  font-family: var(--font-hi-body);
  font-size: 1.02rem;
  margin: 0 0 14px;
}
.hero h1 {
  font-family: var(--font-en-display);
  font-size: 2.7rem;
  line-height: 1.18;
  margin: 0 0 20px;
  font-weight: 600;
  max-width: 15ch;
}
.hero p.lead {
  font-size: 1.12rem;
  color: #D8DEE8;
  max-width: 46ch;
  margin: 0 0 30px;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
}
.btn {
  display: inline-block;
  font-family: var(--font-en-body);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 13px 26px;
  border-radius: var(--radius);
  text-decoration: none;
  border: 1px solid transparent;
}
.btn-gold {
  background: var(--gold);
  color: var(--navy-deep);
}
.btn-gold:hover { background: #D19B3B; }
.btn-ghost {
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}
.btn-ghost:hover { border-color: var(--white); }
.hero-link {
  color: #D8DEE8;
  font-size: 0.95rem;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.hero-domain {
  margin-top: 34px;
  font-family: 'Source Code Pro', monospace;
  font-size: 0.95rem;
  color: var(--gold-soft);
  border-top: 1px solid rgba(255,255,255,0.18);
  padding-top: 16px;
  display: inline-block;
}

/* Hero graphic */
.hero-art {
  justify-self: center;
}
.hero-art svg { width: 100%; height: auto; max-width: 360px; }

@media (max-width: 860px) {
  .hero .wrap { grid-template-columns: 1fr; padding-top: 52px; padding-bottom: 48px; gap: 34px; }
  .hero-art { order: -1; max-width: 220px; margin: 0 auto; }
  .hero h1 { font-size: 2.1rem; max-width: none; }
}

/* ---------- Section scaffolding ---------- */
.section {
  padding: 74px 0;
}
.section-dim { background: var(--paper-dim); }
.section-navy {
  background: var(--navy-deep);
  color: var(--white);
}
.section-head {
  max-width: 62ch;
  margin: 0 0 42px;
}
.section-head h2 {
  font-family: var(--font-en-display);
  font-size: 1.9rem;
  margin: 0 0 12px;
  font-weight: 600;
}
.section-head .hi.sub {
  font-family: var(--font-hi-body);
  color: var(--ink-muted);
  font-size: 1.02rem;
  margin: 0;
}
.section-navy .section-head .hi.sub { color: #B7C1D1; }

/* ---------- About / fact panel ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.about-copy p { margin: 0 0 16px; color: var(--ink); }
.about-copy p:last-child { margin-bottom: 0; }

.fact-list {
  border-top: 1px solid var(--line);
}
.fact-row {
  display: grid;
  grid-template-columns: 13ch 1fr;
  gap: 18px;
  padding: 15px 0;
  border-bottom: 1px solid var(--line);
}
.fact-row dt {
  font-weight: 700;
  color: var(--navy);
  font-size: 0.92rem;
}
.fact-row dd {
  margin: 0;
  color: var(--ink);
}
.fact-row dd .mono {
  font-family: 'Source Code Pro', monospace;
  background: var(--gold-soft);
  padding: 2px 8px;
  border-radius: 2px;
}

@media (max-width: 860px) {
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .fact-row { grid-template-columns: 1fr; gap: 4px; }
}

/* ---------- Steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  counter-reset: step;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.step {
  padding: 30px 28px;
  border-left: 1px solid var(--line);
  position: relative;
}
.step:first-child { border-left: none; }
.step .step-num {
  font-family: var(--font-en-display);
  font-size: 2.1rem;
  color: var(--gold);
  font-weight: 600;
  display: block;
  margin-bottom: 10px;
}
.step h3 {
  font-size: 1.05rem;
  margin: 0 0 8px;
  color: var(--navy-deep);
}
.step p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.96rem;
}

@media (max-width: 760px) {
  .steps { grid-template-columns: 1fr; }
  .step { border-left: none; border-top: 1px solid var(--line); }
  .step:first-child { border-top: none; }
}

/* ---------- Upcoming facilities ---------- */
.facility-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.facility-card {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 26px 24px;
  border-radius: var(--radius);
}
.facility-card h3 {
  font-size: 1.04rem;
  margin: 0 0 10px;
  color: var(--navy-deep);
  font-family: var(--font-en-display);
  font-weight: 600;
}
.facility-card p {
  margin: 0 0 16px;
  color: var(--ink-muted);
  font-size: 0.95rem;
}
.status-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
}
.status-progress { background: var(--gold-soft); color: #7A5613; }
.status-planned { background: var(--green-soft); color: var(--green); }

@media (max-width: 860px) {
  .facility-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .facility-grid { grid-template-columns: 1fr; }
}

/* ---------- Contact / footer ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 50px;
}
.contact-grid h2 { color: var(--white); }
.contact-block dl {
  margin: 0;
  display: grid;
  grid-template-columns: 9ch 1fr;
  row-gap: 10px;
  column-gap: 14px;
  font-size: 0.96rem;
}
.contact-block dt { color: #9AA6B8; }
.contact-block dd { margin: 0; color: var(--white); }
.contact-block a { color: var(--gold-soft); }

.site-footer {
  background: var(--navy-deep);
  color: #93A0B4;
  padding: 22px 0;
  font-size: 0.86rem;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

@media (max-width: 760px) {
  .contact-grid { grid-template-columns: 1fr; gap: 30px; }
}